Jawabanmu

2014-05-25T09:07:06+07:00
2014-05-25T09:08:44+07:00
PQ = RS X+5=3x-7 5+7=3x-x 14=2x X=7 PS = RQ PS = 2x-4 PS = 2.7-4 = 10 Gitu, kah . Smoga membantu